Home / 15,358.70-23,030.40-5,993.12

Finding the Fourth Proportional to 15,358.70, 23,030.40 and 5,993.12

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Solution

The fourth proportional to 15,358.70, 23,030.40 and 5,993.12 is: 8,986.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,358.70 : 23,030.40 = 5,993.12 : x
  2. Step 2: Convert to fraction form
    15,358.70/23,030.40 = 5,993.12/x
  3. Step 3: Cross multiply
    15,358.70x = 23,030.40 × 5,993.12
  4. Step 4: Simplify right side
    15,358.70x = 138,023,950.85
  5. Step 5: Solve for x
    x = 138,023,950.85/15,358.70
  6. Step 6: Final answer
    x = 8,986.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.